entrance lock

entrance lock

[′en·trəns ‚läk]
(civil engineering)
A lock between the tideway and an enclosed basin made necessary because the levels of the two bodies of water vary; by means of this lock, vessels can pass either way at all states of the tide. Also known as guard lock; tidal lock; tide lock.
References in periodicals archive ?
Tenders are invited for Providing And Fixing Old Rubber Tyres To Act As Fenders For A Period Of One Year At Entrance Lock And Dock Wall Inside Indira Dock Gwsd
Police said the perpetrators entered the enclosed area by cutting the entrance lock.
The entrance lock measures about 12 metres by 50 metres, and the dock covers about 5,000 square metres.
announced it has boosted the capabilities of its S-Series product line by introducing the S200 Interconnected Entrance Lock Series for light and medium use commercial applications and multi-family dwellings, now available for order entry.
The new S200 Interconnected Entrance Lock reinforces the S-Series keyed lever with the extra security of a heavy duty deadbolt and features panic-proof exit by allowing simultaneous retraction of the latch bolt and deadbolt by the inside lever.
Limited tenders are invited for providing and fixing old rubber tyres to act as fenders for a period of one year at entrance lock and dock wall in indira dock, gwsd.
Princess Elizabeth and Lieutenant Philip Mountbatten, aboard the Mersey Docks & Harbour Board's steam tender Galatea with two large loudspeakers perched on the bow, open Liverpool Docks' new Waterloo entrance lock on May 30, 1940
But first we had to pass through the canal's narrow-looking entrance lock - a delicate procedure for a ship which is 270m long and more than 32m wide.
Massive container and feeder ships can be dispatched at one terminal with no entrance locks or tidal constraints, creating a significant advantage in time and cost for the supply chain and logistics industry and their customers.
The Mediterranean Elite Entrances are the highest quality decorative mortise entrance locks designed for the custom home market, according to Harbaugh.